The following bug has been logged online: Bug reference: 2016 Logged by: Pit Mueller Email address: [EMAIL PROTECTED] PostgreSQL version: 8.1 BETA4 Operating system: WinXP Description: query working with 8.0 fails with 8.1 Details:
Using this query to get the primary key for a certain table: SELECT p.conname AS constraint_name FROM pg_constraint p WHERE p.contype = 'p' AND p.conrelid = pg_class.oid AND pg_class.relname = 'mytablename' leads to an error: ERROR: missing FROM-clause entry for table "pg_class" This query worked fine with 8.0.3. ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend